15-Letter Words Matching __A_____A______

There are 20 15-letter words that match __A_____A______. 2 are common words, such as PHANTASMAGORIAS and WHATCHAMACALLIT. A rarer one is UNANSWERABILITY. In this set, I is the most frequent open letter (20 words). 8 words contain a doubled letter.

Full list 20

phantasmagoriaswhatchamacallitunacceptabilityanagrammatizingcyanocobalaminsfranchisabilityheartbreakinglyinapplicabilitytransferabilitytranslatabilitytransmutabilityunassailabilityunattainabilitycyanocobalaminefractionalizingfragmentarinessreacclimatizingreactionaryismstranspirationalunanswerability

About this list

Words
20 (2 common words)
Common example
phantasmagorias
Rare example
unanswerability
Doubled letters
8
Ending in S
4
Most frequent letter
I (20)

Questions

How many 15-letter words matching __a_____a______ are there?

20. 2 of them are common words.

What is a common example?

PHANTASMAGORIAS is among the common words in this set.